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| author | Neil Armstrong <narmstrong@baylibre.com> | 2018-04-17 11:30:31 +0200 |
|---|---|---|
| committer | Tom Rini <trini@konsulko.com> | 2018-04-17 17:45:08 -0400 |
| commit | 721881c4178dc5ca1f201c9d9f8e86d32499666f (patch) | |
| tree | 824622ee9450245208b4ef056c2267079559b635 /drivers/clk/clk-uclass.c | |
| parent | 895a82ce90278130828b26c230da99331a33e729 (diff) | |
| download | u-boot-721881c4178dc5ca1f201c9d9f8e86d32499666f.zip u-boot-721881c4178dc5ca1f201c9d9f8e86d32499666f.tar.gz u-boot-721881c4178dc5ca1f201c9d9f8e86d32499666f.tar.bz2 | |
clk: fix clk_get_bulk when phandle error
This fixes the Coverity Defect CID 175347 when dev_count_phandle_with_args()
returns a negative value.
Fixes: a855be87da49 ("clk: Add get/enable/disable/release for a bulk of clocks")
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
Diffstat (limited to 'drivers/clk/clk-uclass.c')
| -rw-r--r-- | drivers/clk/clk-uclass.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/clk/clk-uclass.c b/drivers/clk/clk-uclass.c index 6e99b3b..53f418b 100644 --- a/drivers/clk/clk-uclass.c +++ b/drivers/clk/clk-uclass.c @@ -111,8 +111,8 @@ int clk_get_bulk(struct udevice *dev, struct clk_bulk *bulk) bulk->count = 0; count = dev_count_phandle_with_args(dev, "clocks", "#clock-cells"); - if (!count) - return 0; + if (count < 1) + return count; bulk->clks = devm_kcalloc(dev, count, sizeof(struct clk), GFP_KERNEL); if (!bulk->clks) |